drivers/clk/sunxi/clk_h6.c

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (C) 2018 Amarula Solutions.
   4  * Author: Jagan Teki <jagan@amarulasolutions.com>
   5  */
   6
   7 #include <common.h>
   8 #include <clk-uclass.h>
   9 #include <dm.h>
  10 #include <errno.h>
  11 #include <clk/sunxi.h>
  12 #include <dt-bindings/clock/sun50i-h6-ccu.h>
  13 #include <dt-bindings/reset/sun50i-h6-ccu.h>
  14 #include <linux/bitops.h>
  15
  16 static struct ccu_clk_gate h6_gates[] = {
  17         [CLK_PLL_PERIPH0]       = GATE(0x020, BIT(31)),
  18
  19         [CLK_APB1]              = GATE_DUMMY,
  20
  21         [CLK_BUS_MMC0]          = GATE(0x84c, BIT(0)),
  22         [CLK_BUS_MMC1]          = GATE(0x84c, BIT(1)),
  23         [CLK_BUS_MMC2]          = GATE(0x84c, BIT(2)),
  24         [CLK_BUS_UART0]         = GATE(0x90c, BIT(0)),
  25         [CLK_BUS_UART1]         = GATE(0x90c, BIT(1)),
  26         [CLK_BUS_UART2]         = GATE(0x90c, BIT(2)),
  27         [CLK_BUS_UART3]         = GATE(0x90c, BIT(3)),
  28
  29         [CLK_BUS_I2C0]          = GATE(0x91c, BIT(0)),
  30         [CLK_BUS_I2C1]          = GATE(0x91c, BIT(1)),
  31         [CLK_BUS_I2C2]          = GATE(0x91c, BIT(2)),
  32         [CLK_BUS_I2C3]          = GATE(0x91c, BIT(3)),
  33
  34         [CLK_SPI0]              = GATE(0x940, BIT(31)),
  35         [CLK_SPI1]              = GATE(0x944, BIT(31)),
  36
  37         [CLK_BUS_SPI0]          = GATE(0x96c, BIT(0)),
  38         [CLK_BUS_SPI1]          = GATE(0x96c, BIT(1)),
  39
  40         [CLK_BUS_EMAC]          = GATE(0x97c, BIT(0)),
  41
  42         [CLK_USB_PHY0]          = GATE(0xa70, BIT(29)),
  43         [CLK_USB_OHCI0]         = GATE(0xa70, BIT(31)),
  44
  45         [CLK_USB_PHY1]          = GATE(0xa74, BIT(29)),
  46
  47         [CLK_USB_HSIC]          = GATE(0xa7c, BIT(26)),
  48         [CLK_USB_HSIC_12M]      = GATE(0xa7c, BIT(27)),
  49         [CLK_USB_PHY3]          = GATE(0xa7c, BIT(29)),
  50         [CLK_USB_OHCI3]         = GATE(0xa7c, BIT(31)),
  51
  52         [CLK_BUS_OHCI0]         = GATE(0xa8c, BIT(0)),
  53         [CLK_BUS_OHCI3]         = GATE(0xa8c, BIT(3)),
  54         [CLK_BUS_EHCI0]         = GATE(0xa8c, BIT(4)),
  55         [CLK_BUS_XHCI]          = GATE(0xa8c, BIT(5)),
  56         [CLK_BUS_EHCI3]         = GATE(0xa8c, BIT(7)),
  57         [CLK_BUS_OTG]           = GATE(0xa8c, BIT(8)),
  58 };
  59
  60 static struct ccu_reset h6_resets[] = {
  61         [RST_BUS_MMC0]          = RESET(0x84c, BIT(16)),
  62         [RST_BUS_MMC1]          = RESET(0x84c, BIT(17)),
  63         [RST_BUS_MMC2]          = RESET(0x84c, BIT(18)),
  64         [RST_BUS_UART0]         = RESET(0x90c, BIT(16)),
  65         [RST_BUS_UART1]         = RESET(0x90c, BIT(17)),
  66         [RST_BUS_UART2]         = RESET(0x90c, BIT(18)),
  67         [RST_BUS_UART3]         = RESET(0x90c, BIT(19)),
  68
  69         [RST_BUS_I2C0]          = RESET(0x91c, BIT(16)),
  70         [RST_BUS_I2C1]          = RESET(0x91c, BIT(17)),
  71         [RST_BUS_I2C2]          = RESET(0x91c, BIT(18)),
  72         [RST_BUS_I2C3]          = RESET(0x91c, BIT(19)),
  73
  74         [RST_BUS_SPI0]          = RESET(0x96c, BIT(16)),
  75         [RST_BUS_SPI1]          = RESET(0x96c, BIT(17)),
  76
  77         [RST_BUS_EMAC]          = RESET(0x97c, BIT(16)),
  78
  79         [RST_USB_PHY0]          = RESET(0xa70, BIT(30)),
  80
  81         [RST_USB_PHY1]          = RESET(0xa74, BIT(30)),
  82
  83         [RST_USB_HSIC]          = RESET(0xa7c, BIT(28)),
  84         [RST_USB_PHY3]          = RESET(0xa7c, BIT(30)),
  85
  86         [RST_BUS_OHCI0]         = RESET(0xa8c, BIT(16)),
  87         [RST_BUS_OHCI3]         = RESET(0xa8c, BIT(19)),
  88         [RST_BUS_EHCI0]         = RESET(0xa8c, BIT(20)),
  89         [RST_BUS_XHCI]          = RESET(0xa8c, BIT(21)),
  90         [RST_BUS_EHCI3]         = RESET(0xa8c, BIT(23)),
  91         [RST_BUS_OTG]           = RESET(0xa8c, BIT(24)),
  92 };
  93
  94 const struct ccu_desc h6_ccu_desc = {
  95         .gates = h6_gates,
  96         .resets = h6_resets,
  97         .num_gates = ARRAY_SIZE(h6_gates),
  98         .num_resets = ARRAY_SIZE(h6_resets),
  99 };